var num = 123;
var bol = true;
var str = '';
var ary = [1, 2, 3];
var ary2 = [1, 2, 3, 4, 5, 6, ''];
//元组  规定好的数量和类型的数组
var ary3 = ['', 1, 3, true];
// 枚举类型
var Gender;
(function (Gender) {
    Gender[Gender["girl"] = 10] = "girl";
    Gender[Gender["boy"] = 11] = "boy";
})(Gender || (Gender = {}));
// Gender 一共四个属性
// 0  'girl'
// 1   'boy'
// girl  0
// boy   1
console.log(Gender.girl);
console.log(Gender[0]);
